Expand your child's play! Make playing construction site even more fun! This is a **Crane Block Set (LEGO Duplo compatible)**. The crane arm moves, and you can lift blocks with the hook. It's very popular with children who love working vehicles and construction sites because they can actually "lift and lower" things ♡♡♡ ✔ You can lift blocks with the crane ✔ Easy for young children to play with ✔ Perfect for playing construction site and imaginative play You can play with your existing LEGO Duplo compatible blocks.